HaoYang670 opened a new issue, #3632: URL: https://github.com/apache/arrow-datafusion/issues/3632
**Describe the bug** A clear and concise description of what the bug is. **To Reproduce** Steps to reproduce the behavior: ```sql ❯ select 1 as a, 2 as b intersect select 1 as a; +---+---+ | a | b | +---+---+ | 1 | 2 | +---+---+ 1 row in set. Query took 0.009 seconds. ❯ select 1 as a, 2 as b except select 2 as a; +---+---+ | a | b | +---+---+ | 1 | 2 | +---+---+ ``` **Expected behavior** A clear and concise description of what you expected to happen. We should return an error, which is the behaviour in the Postgresql: https://onecompiler.com/postgresql/3yhau7n8a **Additional context** Add any other context about the problem here. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
